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Part fits the following years: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973

GTO Alternator, Performance 12si (100-Amp, Int. Reg.) Polished, by POWERMASTER

Part# C240120

Mfg# 27294

1 Review

SAVE: $15.96 Retail: $171.95

OPGI Price: $155.99


Part Type: (P) High Performance, designed to improve performance
Years: Sold As: EACH
2015 GTO Catalog Page: 318
2016 GTO Catalog Page: 324


Premium performance alternators

Available in a variety of styles and finishes

  • NOTE1: These high-performance items are not eligible for any further discounts or promotional pricing.

Keep your charging system alive with a new top-of-the-line alternator from Powermaster. These alternators are manufactured by professionals using only the highest quality components. Choose between an externally regulated DN-style alternator and a later SI-style alternator, which is internally regulated for one wire operation or can also be used with an external regulator if desired. Alternators are available in natural, chrome and polished finishes depending on your preference and each includes a fan and a 1V pulley.

AVAILABLE IN: Natural finish, chrome or polished

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1964-1977 Polished
Chevrolet Malibu1978-1988 Polished
Chevrolet El Camino1964-1977 Polished
Chevrolet El Camino1978-1988 Polished
Chevrolet Monte Carlo1970-1977 (Polished Finish)
Chevrolet Monte Carlo1978-1988 Polished
Cadillac1954-1976 with Polished Finish
Pontiac GTO1961-1973 Polished
Pontiac LeMans1961-1973 Polished
Pontiac Tempest1961-1973 Polished
Pontiac Grand Prix1959-1977 Polished
Pontiac Catalina1959-1977 Polished
Pontiac Bonneville1959-1977 Polished
Olds Cutlass/4421961-1977 Polished
Buick Skylark1961-1972 Polished
Buick Riviera1963-1976 Polished
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